Mark Olson & Gary Louris World Cafe session on NPR

The duo reunited in 2005 after working together on some film soundtracks. At that point, they began to tour and earnestly started on the album they'd wanted to make 20 years prior. On 2009's Ready for the Flood, Louris and Olson have let their bluegrass impulses take the reins. The album showcases the pair's natural harmonies and songwriting abilities, as well as the minimalist production of The Black Crowes' Chris Robinson.

Read the full article and hear the session at NPR.